Math Message 12/5/12

1. What is sales tax?2. When do you pay sales tax?3. What is the sales tax rate where you

live?4. When do you leave a tip?5. What percent tip do you leave?

Math Message 12/5/12

1. What is sales tax?

2. When do you pay sales tax?

3. What is the sales tax rate where you live?

4. When do you leave a tip?

5. What percent tip do you leave?

Sales tax is an additional amount of money charged on items that people buy.

The total cost of an item is the regular

price plus the sales tax.

Sales Tax

A DVD player costs $140 and the sales tax is 5.75%. What is the total cost of the DVD player?

Method 1: Add sales tax to the regular price.

Solve problems involving sales tax

Solve problems involving sales tax

A DVD player costs $140 and the sales tax is 5.75%. What is the total cost of the DVD player?

Method 2: Add the percent of tax to 100%.

What is the total cost of a sweatshirt if the regular price is $42 and the sales tax is 6.5%?

Solve problems involving sales tax

Is a small amount of money in return for a service.

The total price is the regular price of the service plus the tip.

You can use the same two methods to solve.

Tip or Gratuity

A customer wants to tip 15% of the restaurant bill that totals $35.

What will be the total bill with tip?Method 1

Method 2

Solve problems involving tip

Scott wants to tip his taxicab driver. If his commute cost $15 and he wants to give the driver a 20% tip, what is the total cost?

Solve problems involving tip

Number Heads Together Objective: After writing their own answer to a question, teammates put their “heads together” to ensure all members can answer. The teacher then calls a student, &that student will share their answer.

1. Work on your own first, silently in your notebooks.

2. Everyone stands and discusses. You may only work with your table when you are standing.

3. When you have an answer, sit down in your seat silently until all tables are ready or teacher calls time.

4. If your suit is called, write your answer on the paddle. You will not be able to talk to your table so make sure you have your answer ready.

Problem # 1 Find the total cost to the nearest cent.

$2.95 notebook; 5% tax Sit when you have an answer, discussed, and

taught!

$3.10

Problem # 2 Find the total cost to the nearest cent.

$46 shoes; 2.9% taxSit when you have an answer, discussed, and

taught!

$47.33

Problem # 3 Find the total cost to the nearest cent.

$28 lunch; 15%tip Sit when you have an answer, discussed, and

taught!

$32.20

Problem # 4 Find the total cost to the nearest cent.

$98 catered dinner; 18% gratuity Sit when you have an answer, discussed, and

taught!

$115.64

Problem # 5 Find the total cost to the nearest cent.

Jaimi went to have a manicure that cost $30. She wanted to tip 20% and tax is

5.75%. How much did she spend total? Sit when you have an answer, discussed, and taught!

$37.73

Problem # 6 Find the total cost to the nearest cent.

$58 bill; 20% tipSit when you have an answer, discussed, and

taught!

$69.60

Problem # 7 Find the total cost to the nearest cent.

$1,500 computer; 7% taxSit when you have an answer, discussed, and

taught!

$1,605

Problem # 8 Find the total cost to the nearest cent.

Diana & Sujt clean homes for a summer job. They charge $70 for the job plus 5% for

supplies. A homeowner gave them a 15% tip. How much did they receive for the job?

Sit when you have an answer, discussed, and taught!

$37.73

Name on the “sticky” side & your work/answer will go on the front. When you are done solving please put your write utensil away and

backpack on desktop.

Exit Question

Toru takes his dog to be groomed. The fee to groom the dog is $75 plus 6.75% tax. What is the total cost to the nearest cent?

$80.06Solve problems involving sales tax